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<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="quickbook.change_log"></a>Change Log</h2></div></div></div>
<h3>
<a name="quickbook.change_log.h0"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_1"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_1">Version
      1.1 - Boost 1.33.0</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
          First version to be included in boost.
        </li></ul></div>
<h3>
<a name="quickbook.change_log.h1"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_3"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_3">Version
      1.3 - Boost 1.34.0 to 1.34.1</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Quickbook file inclusion [include].
        </li>
<li class="listitem">
          Better xml output (pretty layout). Check out the generated XML.
        </li>
<li class="listitem">
          Regression testing facility: to make sure your document will always be
          compatible (full backward compatibility) regardless of changes to QuickBook.
        </li>
<li class="listitem">
          Code cleanup and refactoring.
        </li>
<li class="listitem">
          Allow phrase markup in the doc-info.
        </li>
<li class="listitem">
          Preformatted code blocks via ``code`` (double ticks) allows code in tables
          and lists, for example.
        </li>
<li class="listitem">
          Quickbook versioning; allows full backward compatibility. You have to add
          [quickbook 1.3] to the doc-info header to enable the new features. Without
          this, QuickBook will assume that the document is a pre-1.3 document.
        </li>
<li class="listitem">
<p class="simpara">
          Better (intuitive) paragraph termination. Some markups may terminate a
          paragraph. Example:
        </p>
<pre class="programlisting">[section x]
blah...
[endsect]</pre>
</li>
<li class="listitem">
          Fully qualified section and headers. Subsection names are concatenated
          to the ID to avoid clashing. Example: <code class="computeroutput">doc_name.sect_name.sub_sect_name.sub_sub_sect_name</code>
        </li>
<li class="listitem">
          Better &amp;nbsp; and whitespace handling in code snippets.
        </li>
<li class="listitem">
          [xinclude] fixes up the relative path to the target XML file when input_directory
          is not the same as the output_directory.
        </li>
<li class="listitem">
          Allow untitled tables.
        </li>
<li class="listitem">
          Allow phrase markups in section titles.
        </li>
<li class="listitem">
          Allow escaping back to QuickBook from code, code blocks and inline code.
        </li>
<li class="listitem">
          Footnotes, with the [footnote This is the footnote] syntax.
        </li>
<li class="listitem">
          Post-processor bug fix for escaped XML code that it does not recognize.
        </li>
<li class="listitem">
          Replaceable, with the [~replacement] syntax.
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h2"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_4"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_4">Version
      1.4 - Boost 1.35.0 to 1.40.0</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Generic Headers
        </li>
<li class="listitem">
          Code changes to allow full recursion (i.e. Collectors and push/pop functions)
        </li>
<li class="listitem">
          Various code cleanup/maintenance
        </li>
<li class="listitem">
          Templates!
        </li>
<li class="listitem">
          [conceptref] for referencing BoostBook &lt;concept&gt; entities.
        </li>
<li class="listitem">
          Allow escape of spaces. The escaped space is removed from the output. Syntax:
          <code class="computeroutput">\ </code>.
        </li>
<li class="listitem">
          Nested comments are now allowed.
        </li>
<li class="listitem">
          Quickbook blocks can nest inside comments.
        </li>
<li class="listitem">
          <a class="link" href="syntax/block.html#quickbook.ref.import">Import</a> facility.
        </li>
<li class="listitem">
          Callouts on imported code
        </li>
<li class="listitem">
          Simple markups can now span a whole block.
        </li>
<li class="listitem">
          <a class="link" href="syntax/block.html#quickbook.ref.blurbs">Blurbs</a>, <a class="link" href="syntax/block.html#quickbook.ref.admonitions">Admonitions</a>
          and table cells (see <a class="link" href="syntax/block.html#quickbook.ref.tables">Tables</a>)
          may now contain paragraphs.
        </li>
<li class="listitem">
          <code class="computeroutput">\n</code> and <code class="computeroutput">[br]</code> are now deprecated.
        </li>
<li class="listitem">
          <a class="link" href="syntax/phrase.html#quickbook.ref.cond">Conditional Generation</a>. Ala C++
          #ifdef.
        </li>
<li class="listitem">
          Searching of included and imported files in an extensible search path with
          <code class="computeroutput">--include-path</code> (<code class="computeroutput">-I</code>) option.
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h3"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_5"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_5">Version
      1.5 - Boost 1.41.0 to 1.42.0</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Support multiple copyright entrys in document info.
        </li>
<li class="listitem">
          Improved SVG support.
        </li>
<li class="listitem">
          [globalref] for referencing BoostBook &lt;global&gt; entities.
        </li>
<li class="listitem">
          Fail on error.
        </li>
<li class="listitem">
          Fix crash for templates with too many arguments or trailing space.
        </li>
<li class="listitem">
          Improved handling of unexpected characters in code blocks.
        </li>
<li class="listitem">
          Improved handling of unmatched escape in code blocks.
        </li>
<li class="listitem">
          Support for python snippets.
        </li>
<li class="listitem">
          <code class="computeroutput">teletype</code> source mode.
        </li>
<li class="listitem">
          Use static scoping in templates, should be a lot more intuitive.
        </li>
<li class="listitem">
          Accept a space between <code class="computeroutput">section:</code> and the section id.
        </li>
<li class="listitem">
          Support table ids.
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h4"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_5_1___boost_1_43_0"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_5_1___boost_1_43_0">Version
      1.5.1 - Boost 1.43.0</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Improve the post processor's list of block elements. <code class="computeroutput">table</code>,
          <code class="computeroutput">entry</code> and <code class="computeroutput">varlistentry</code> are treated as blocks.
          <code class="computeroutput">replaceable</code> is treated as an inline element.
        </li>
<li class="listitem">
          Check that <code class="computeroutput">[section]</code> and <code class="computeroutput">[endsect]</code> tags are balanced
          in templates.
        </li>
<li class="listitem">
          Add unicode escape characters, eg. <code class="computeroutput">\u03B1</code> for α.
        </li>
<li class="listitem">
          Support UTF-8 files with a unicode byte order mark.
        </li>
<li class="listitem">
          Disallow <code class="computeroutput">[</code> in simple markup. Fixes some errors with mismatched
          punctuation.
        </li>
<li class="listitem">
          Add command line flag to define macros at the command line, e.g. <code class="computeroutput">quickbook
          "-D__italic_foo__=/foo/"</code>.
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h5"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_5_2___boost_1_44_0"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_5_2___boost_1_44_0">Version
      1.5.2 - Boost 1.44.0</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Use the cygwin 1.7 API for better path handling.
        </li>
<li class="listitem">
          Improved boostbook generation:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                XML encode the documentation info correctly.
              </li>
<li class="listitem">
                Avoid generating empty paragraphs.
              </li>
<li class="listitem">
                No longer wraps block templates in paragraphs.
              </li>
<li class="listitem">
                Warns if you use invalid doc_info members for docbook document types.
              </li>
<li class="listitem">
                Fixes some other causes of invalid boostbook, although it still generates
                invalid boostbook in places.
              </li>
</ul></div>
        </li>
<li class="listitem">
          Improved grammar:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                Supports multiple categories in library doc_info.
              </li>
<li class="listitem">
                No longer requires commas between authors in docinfo.
              </li>
<li class="listitem">
                Allows empty document bodies.
              </li>
<li class="listitem">
                A line containing only a comment is no longer interpreted as a paragraph
                break.
              </li>
<li class="listitem">
                If a line starts with a comment, interpret it as a paragraph even
                if it's followed by whitespace or a list character.
              </li>
<li class="listitem">
                Doesn't treat several consecutive blank lines as multiple paragraph
                breaks.
              </li>
</ul></div>
        </li>
<li class="listitem">
          Fixes duplicate image attribute detection.
        </li>
<li class="listitem">
          Fixes using code snippets more than once.
        </li>
<li class="listitem">
          Early work on quickbook 1.6, available using the <code class="computeroutput">[quickbook 1.6]</code>
          version switch, but liable to change in future versions.
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                When automatically generating ids for headers, use the quickbook
                source, rather than the generated docbook.
              </li>
<li class="listitem">
                Fix id generation in included files. It wasn't correctly using the
                main document's documentation id.
              </li>
<li class="listitem">
                Correctly restore the quickbook version switch after including a
                file with a different version.
              </li>
</ul></div>
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h6"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_5_3___boost_1_45_0"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_5_3___boost_1_45_0">Version
      1.5.3 - Boost 1.45.0</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Fix command line flag for defining macros.
        </li>
<li class="listitem">
          Fix a couple of issues with the code block parser:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                A comment with no indentation will now end a code block.
              </li>
<li class="listitem">
                Code blocks no longer have to be followed by a blank line.
              </li>
</ul></div>
        </li>
<li class="listitem">
          Improved tracking of file position in templates and imported code blocks.
        </li>
<li class="listitem">
          Better generated markup for callout lists.
        </li>
<li class="listitem">
          In docbook, variable list entries can only have one <code class="computeroutput">listitem</code>,
          so if an entry has multiple values, merge them into one <code class="computeroutput">listitem</code>.
        </li>
<li class="listitem">
          Support nested code snippets.
        </li>
<li class="listitem">
          Support nested blocks in document info comments.
        </li>
<li class="listitem">
          Revert xml escaping document info, it broke some documentation files (now
          a 1.6 feature).
        </li>
<li class="listitem">
          Further work on quickbook 1.6, still not stable.
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                Allow heading to have ids, using the syntax: <code class="computeroutput">[heading:id title]</code>.
              </li>
<li class="listitem">
                XML escape documentation fields, with escapes to allow encoding unicode
                in ASCII.
              </li>
</ul></div>
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h7"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_5_4___boost_1_46_1"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_5_4___boost_1_46_1">Version
      1.5.4 - Boost 1.46.1</a>
    </h3>
<p>
      Boost 1.46.0:
    </p>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Add support for <code class="computeroutput">lang</code> attribute in documentation info.
        </li>
<li class="listitem">
          Improved anchor implementation. Especially for using an anchor before a
          section or heading.
        </li>
<li class="listitem">
          Fixed some more issues where lines containing comments were treated as
          blank lines.
        </li>
<li class="listitem">
          Allow import, include and xinclude in conditional phrases. Will allow more
          block elements in a future version.
        </li>
<li class="listitem">
          Rearrange the structure of the grammar.
        </li>
<li class="listitem">
          Use filesystem 3. Remove cygwin 1.5 support.
        </li>
</ul></div>
<p>
      Boost 1.46.1:
    </p>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
          Work around optimization bug in g++ 4.4 on 64 bit linux.
        </li></ul></div>
<h3>
<a name="quickbook.change_log.h8"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_5_5___boost_1_47"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_5_5___boost_1_47">Version
      1.5.5 - Boost 1.47</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Tweak anchor placement for titles.
        </li>
<li class="listitem">
          Hard code the quickbook path into the quickbook testing tools. This means
          that they can be used from multiple locations.
        </li>
<li class="listitem">
          Generate an id for boostbook <code class="computeroutput">bridgehead</code> elements. This results
          in more consistent html, since docbook generates a random id if they don't
          have one.
        </li>
<li class="listitem">
          Improved unicode support on windows. Unicode can now be used from the command
          line, and unicode filenames are supported. Unicode output is a bit weak.
        </li>
<li class="listitem">
          Check for windows paths, and warn about them.
        </li>
<li class="listitem">
          Fix relative path detection on windows.
        </li>
<li class="listitem">
          Reverse deprecation of <code class="computeroutput">[br]</code>, printing a single warning about
          generating invalid boostbook.
        </li>
<li class="listitem">
          Fix handling empty category attributes.
        </li>
<li class="listitem">
          Store data from the parser in a dynamic data structure. This simplifies
          the implementation and makes it easier to parse more complicated data structures.
        </li>
<li class="listitem">
          Improved error messages for unknown doc info attributes.
        </li>
<li class="listitem">
          Richer copyright syntax. Now understands: <code class="computeroutput">[copyright 2001-2006, 2010
          One person, 2008 Another person]</code>.
        </li>
<li class="listitem">
          Fix delimeter checking for simple markup.
        </li>
<li class="listitem">
          Allow more block elements to be nested.
        </li>
<li class="listitem">
          Go back to using invalid markup for lists. It generates better html.
        </li>
<li class="listitem">
          Better anchor placement for lists.
        </li>
<li class="listitem">
          Pass-thru comments in code snippets.
        </li>
<li class="listitem">
          Use relative paths for <code class="computeroutput">__FILENAME__</code> macro.
        </li>
<li class="listitem">
          Rewrite xinclude path generator so that it doesn't use deprecated filesystem
          functions.
        </li>
<li class="listitem">
          Allow quickbook escapes inside comments in syntax highlighted code.
        </li>
<li class="listitem">
          Quickbook 1.6:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                Scope source mode changes to the file they're made in.
              </li>
<li class="listitem">
                Explicit markup for lists. e.g. <code class="computeroutput">[ordered_list [item1][item2]]</code>
                or <code class="computeroutput">[itemized_list [item1][item2]]</code>.
              </li>
</ul></div>
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h9"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_5_6___boost_1_48"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_5_6___boost_1_48">Version
      1.5.6 - Boost 1.48</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Xml encode escaped punctuation (eg. <code class="computeroutput">\&lt;</code> is correctly encodes
          to &lt;).
        </li>
<li class="listitem">
          Rename duplicate generated ids.
        </li>
<li class="listitem">
          Close open sections at end of document (still warns about them).
        </li>
<li class="listitem">
          New anchor markup for headers, will hopefully generate better pdfs.
        </li>
<li class="listitem">
          Remove some whitespace around code from post processed output.
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h10"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_5_7___boost_1_49"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_5_7___boost_1_49">Version
      1.5.7 - Boost 1.49</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Several internal changes.
        </li>
<li class="listitem">
          Some improved error messages.
        </li>
<li class="listitem">
          Better handling of block templates expanded in a phrase context.
        </li>
<li class="listitem">
          Avoids empty simple markup (i.e. // is not treated as an italic empty space.
        </li>
<li class="listitem">
          Better anchor markup for headers, which should be better for printing -
          suggested by John Maddock.
        </li>
<li class="listitem">
          Further improvements to the id generator.
        </li>
<li class="listitem">
          If sections are left unopened at the end of a document, then close them
          in the generated markup.
        </li>
<li class="listitem">
          Try to handle whitespace better at the beginning and end of code blocks.
        </li>
<li class="listitem">
          Handle lists that come immediately after an anchor.
        </li>
<li class="listitem">
          Make horizontal rules followed by multi-line comments a little more sensible.
        </li>
<li class="listitem">
          Better support for empty ids and titles in docinfo.
        </li>
<li class="listitem">
          Fix some minor regressions in SVG handling.
        </li>
<li class="listitem">
          Better handling of invalid command line macros.
        </li>
<li class="listitem">
          When auto-building quickbook, build the release version.
        </li>
<li class="listitem">
          Lots of changes for 1.6:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                Scope templates in included files.
              </li>
<li class="listitem">
                Support import of templates and macros.
              </li>
<li class="listitem">
                Including top level quickbook blocks from source files.
              </li>
<li class="listitem">
                Use doc info blocks in included quickbook files.
              </li>
<li class="listitem">
                Better handling of macros with the same name.
              </li>
<li class="listitem">
                <code class="computeroutput">block</code> element.
              </li>
<li class="listitem">
                Better handling of significant punctuation (e.g. escapes, square
                brackets).
              </li>
<li class="listitem">
                Support escapes in links, anchors, images, includes etc.
              </li>
<li class="listitem">
                Improved table title syntax.
              </li>
<li class="listitem">
                Paragraphs nested in lists.
              </li>
<li class="listitem">
                New docinfo attributes:
                <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: square; ">
<li class="listitem">
                      <code class="computeroutput">compatibility-mode</code> to make it possible to upgrade
                      documents without breaking ids.
                    </li>
<li class="listitem">
                      <code class="computeroutput">xmlbase</code> for escaped <code class="computeroutput">xi:include</code>s.
                    </li>
</ul></div>
              </li>
<li class="listitem">
                Allow some docinfo attributes to be used before, or without, a doc
                info block (<code class="computeroutput">quickbook</code>, <code class="computeroutput">compatibility-mode</code>,
                <code class="computeroutput">source-mode</code>).
              </li>
<li class="listitem">
                Only add explicit alt text to images.
              </li>
<li class="listitem">
                Don't put 'inline' code blocks inside paragraphs.
              </li>
</ul></div>
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h11"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_5_8___boost_1_50"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_5_8___boost_1_50">Version
      1.5.8 - Boost 1.50</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Write dependencies to a file, using <code class="computeroutput">--output-deps</code> (<a href="https://svn.boost.org/trac/boost/ticket/6691" target="_top">#6691</a>).
        </li>
<li class="listitem">
          Fix handling of section tags in lists.
        </li>
<li class="listitem">
          Fix indented code blocks in lists.
        </li>
<li class="listitem">
          Fix handling UTF-8 code points in the syntax highlighter. Was treating
          each individual byte as a character. Still doesn't deal with combining
          code points.
        </li>
<li class="listitem">
          Internal changes:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                A lot of restructuring.
              </li>
<li class="listitem">
                Stop using 'v3' filesystem paths and namespaces, it's now the default
                version.
              </li>
<li class="listitem">
                Remove awkward intrusive reference counting implementation, avoids
                a gcc internal compiler error (<a href="http://svn.boost.org/trac/boost/ticket/6794" target="_top">#6794</a>),
                but is also a cleaner implementation.
              </li>
</ul></div>
        </li>
<li class="listitem">
          1.6 changes:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                Better handling of brackets in link values.
              </li>
<li class="listitem">
                Improved handling of escaped characters in include paths.
              </li>
</ul></div>
        </li>
<li class="listitem">
          Starting to develop 1.7:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                Source mode for single entities.
              </li>
<li class="listitem">
                Callouts in code blocks.
              </li>
<li class="listitem">
                Escaped docbook in docinfo blocks.
              </li>
<li class="listitem">
                Starting to implement calling templates from link values.
              </li>
</ul></div>
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h12"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_5_9___boost_1_54"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_5_9___boost_1_54">Version
      1.5.9 - Boost 1.54</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          When code blocks are indented using a mixture of tabs and spaces, convert
          indentation to spaces.
        </li>
<li class="listitem">
          In the C++ systax highlighter, fix syntax highlighting for <code class="computeroutput">#</code>,
          so that it's used for preprocessor statements at the start of a line, and
          as a 'special' character elsewhere (<a href="https://svn.boost.org/trac/boost/ticket/8510" target="_top">#8510</a>,
          <a href="https://svn.boost.org/trac/boost/ticket/8511" target="_top">#8511</a>).
        </li>
<li class="listitem">
          Add C++11 keywords to syntax highlighter (<a href="https://svn.boost.org/trac/boost/ticket/8541" target="_top">#8541</a>).
        </li>
<li class="listitem">
          Hidden options for formatting of <code class="computeroutput">--output-deps</code>. Not really
          for public use
        </li>
<li class="listitem">
          yet.
        </li>
<li class="listitem">
          1.6 changes:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                Better template argument parsing, so that it understands things like
                escaped markup.
              </li>
<li class="listitem">
                Support for using macros in the doc info block.
              </li>
</ul></div>
        </li>
<li class="listitem">
          Internal changes:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                Convert to use <code class="computeroutput">boost::string_ref</code>.
              </li>
<li class="listitem">
                Clean up the source map implementation (used to get the correct location
                for error messages in things like templates and snippets).
              </li>
</ul></div>
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h13"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_6_0___boost_1_55"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_6_0___boost_1_55">Version
      1.6.0 - Boost 1.55</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Remove nested blocks in lists from 1.6, move to 1.7. (Can still nest block
          elements in lists though).
        </li>
<li class="listitem">
          Don't break out of lists after a nested block element.
        </li>
<li class="listitem">
          Check for errors when writing dependency files.
        </li>
<li class="listitem">
          Improved markup for lists.
        </li>
<li class="listitem">
          Make escaping templates with a punctuation identifier illegal. Escaping
          templates with an alphanumeric identifier is still fine.
        </li>
<li class="listitem">
          Fix detection of code blocks at the start of a file.
        </li>
<li class="listitem">
          XML encode the contents of the <code class="computeroutput">change_log.qbk</code> macro.
        </li>
<li class="listitem">
          1.7 changes:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                Make it an error to use an element in the wrong context.
              </li>
<li class="listitem">
                Error if the body of a phrase element doesn't parse.
              </li>
<li class="listitem">
                List markup in nested blocks.
              </li>
<li class="listitem">
                Allow block elements in phrase templates.
              </li>
<li class="listitem">
                Make it an error to put a paragraph break (i.e. a blank line) in
                a phrase template.
              </li>
</ul></div>
        </li>
<li class="listitem">
          Internal changes:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; "><li class="listitem">
                Clean up the id manager implementation.
              </li></ul></div>
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h14"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_6_1"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_6_1">Version
      1.6.1</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Better URI encoding of links.
        </li>
<li class="listitem">
          Extra validation of attribute values.
        </li>
<li class="listitem">
          1.7 changes:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                Improved source mode tagging:
                <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: square; ">
<li class="listitem">
                      Works for lists and paragraphs.
                    </li>
<li class="listitem">
                      If the source mode is changed inside a tagged element, that
                      change will now persist after the element.
                    </li>
<li class="listitem">
                      Tagged sections will now use the source mode for the whole
                      section.
                    </li>
</ul></div>
              </li>
<li class="listitem">
                Template calls from anchor, role and include elements.
              </li>
<li class="listitem">
                Stricter handling of templates called in attribute values.
              </li>
<li class="listitem">
                Glob support.
              </li>
</ul></div>
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h15"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_6_2___boost_1_61"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_6_2___boost_1_61">Version
      1.6.2 - Boost 1.61</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
          Better file URL generation for <code class="computeroutput">xinclude</code>.
        </li></ul></div>
<h3>
<a name="quickbook.change_log.h16"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_6_3___boost_1_64"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_6_3___boost_1_64">Version
      1.6.3 - Boost 1.64</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Improved some error messages.
        </li>
<li class="listitem">
          Fix <code class="computeroutput">--no-self-linked-headers</code> options.
        </li>
<li class="listitem">
          Hide 'debug' command line option in help text.
        </li>
<li class="listitem">
          Changes to test and build setup to support continuous integration.
        </li>
<li class="listitem">
          Fix a crash when templates are called with no arguments. Only affected
          files with quickbook version less than 1.5.
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h17"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_6_4___boost_1_65"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_6_4___boost_1_65">Version
      1.6.4 - Boost 1.65</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Changes to all language versions:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; "><li class="listitem">
                <code class="computeroutput">endsect</code> can now have an id, if it doesn't match the
                current section it's an error.
              </li></ul></div>
        </li>
<li class="listitem">
          1.7 changes:
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; "><li class="listitem">
                Can now write out conditional content if a macro isn't defined, using
                <code class="computeroutput">[?!macro_name content]</code>.
              </li></ul></div>
        </li>
<li class="listitem">
          Support for strict parsing using the <code class="computeroutput">--strict</code> paramters. This
          is still under development so new errors could be added.
        </li>
<li class="listitem">
          <code class="computeroutput">--no-output</code> command line parameter to process the quickbook
          documents but not actually generate any files.
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h18"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_7_0___boost_1_66"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_7_0___boost_1_66">Version
      1.7.0 - Boost 1.66</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Last version to compile with C++03.
        </li>
<li class="listitem">
          Minor improvements to some warning and error messages.
        </li>
<li class="listitem">
          Stopped normalizing paths in dependency lists.
        </li>
<li class="listitem">
          Fix xmlbase when it's the same directory as the existing xinclude base.
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h19"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_7_1___boost_1_67"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_7_1___boost_1_67">Version
      1.7.1 - Boost 1.67</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Now uses C++11, no longer tested with C++03 compilers.
        </li>
<li class="listitem">
          Fix parsing escaped docbook with the new version of Spirit.
        </li>
<li class="listitem">
          Reformatted code with clang-format.
        </li>
</ul></div>
<h3>
<a name="quickbook.change_log.h20"></a>
      <span class="phrase"><a name="quickbook.change_log.version_1_7_2___boost_1_68"></a></span><a class="link" href="change_log.html#quickbook.change_log.version_1_7_2___boost_1_68">Version
      1.7.2 - Boost 1.68</a>
    </h3>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          More use of C++11 features.
        </li>
<li class="listitem">
<p class="simpara">
          Some basic direct generation of HTML (i.e. without using BoostBook). At
          the command line use <code class="computeroutput">--output-format html</code> to generate chunked
          HTML, <code class="computeroutput">--output-format onehtml</code> to generate a single HTML page.
        </p>
<p class="simpara">
          It's also useful to pass the path to the root of the boost distribution
          using the <code class="computeroutput">--boost-root path</code> option. Or to use outside of boost,
          the <code class="computeroutput">--css-path</code> and <code class="computeroutput">--graphics-path</code> options.
        </p>
<p class="simpara">
          While this isn't ready for production, it might be useful to quickly preview
          changes to quickbook documentation, especially if you don't have boostbook
          set up.
        </p>
</li>
</ul></div>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
<td align="right"><div class="copyright-footer">Copyright © 2002, 2004, 2006 Joel de Guzman,
      Eric Niebler<br>Copyright © 2010-2017 Daniel James<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
      </p>
</div></td>
</tr></table>
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